MT3608 DC-DC Step-Up Boost Converter Module – Adjustable Output, USB-C Input, 2A
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MT3608 DC-DC Step-Up Boost Converter Module – Adjustable Output, USB-C Input, 2A
Product Details
MT3608 DC-DC Step-Up Boost Converter Module – Technical Specifications:
| Module Type | – DC-DC Step-Up (Boost) Voltage Regulator |
| Boost IC | – MT3608 |
| Input Voltage Range | – 2V to 24V DC |
| Output Voltage Range | – 5V to 28V DC (Adjustable via Onboard Potentiometer) |
| Input Connector | – USB Type-C |
| Output Connector | – Solder Pads (OUT+, OUT-) |
| Maximum Output Current | – 2A (Continuous) |
| Maximum Output Power | – ~24W (Dependent on Input/Output Differential) |
| Conversion Efficiency | – Up to 93% |
| Output Ripple | – ≤ 50mV (Typical) |
| Switching Frequency | – 1.2MHz |
| Voltage Adjustment | – Onboard Multi-Turn Potentiometer |
| Protection Features | – Overcurrent / Overtemperature |
| Operating Temperature | – -40°C to +85°C |
| Dimensions | – 36 × 17mm (approx.) |
| Weight | – ±4g |
Handy Tips for Using the MT3608 Step-Up Boost Converter Module:
1: This is a step-up (boost) converter — it can only increase voltage, not decrease it. The output voltage must always be higher than the input voltage. For example, it can boost a 3.7V LiPo battery up to 5V, 9V, or 12V, or step a 5V USB supply up to 9V or 12V. It cannot be used to step down voltage — use a buck (step-down) module for that purpose.
2: The USB-C input makes this module convenient to power from any USB-C power supply, power bank, or 5V adapter. Note that the USB-C connector on this module is for power input only — it does not support USB data communication or USB Power Delivery (PD) negotiation. Any standard 5V USB-C source will power it correctly at up to 2A input current.
3: To set the output voltage, use a multimeter on the output pads and slowly turn the onboard multi-turn potentiometer with a small flathead screwdriver while the module is powered. Turn clockwise to increase the output voltage and anticlockwise to decrease it. The potentiometer is multi-turn so adjust slowly and in small increments — set the output voltage before connecting your load to avoid exposing sensitive components to an incorrect voltage.
4: The MT3608 has a maximum output of 2A continuous, but actual achievable current depends on both input voltage and output voltage — the greater the step-up ratio, the lower the maximum output current. As a rule of thumb: Input Power ≈ Output Power ÷ Efficiency. For example, boosting 5V input to 12V at 1A output draws approximately 2.6A from the input. Always ensure your input source can supply the required input current before connecting high loads.
5: The MT3608 does not include undervoltage protection — if used with a LiPo battery as the input source, the boost converter will continue to draw current even as the battery voltage drops below safe levels, risking permanent battery damage. When powering from a LiPo battery, always include a dedicated LiPo protection circuit (such as a DW01A-based module) between the battery and the boost converter input to prevent over-discharge.
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